org.jetbrains.kotlin.fir.backend.jvm.FirJvmSerializerExtension.kt Maven / Gradle / Ivy
/*
* Copyright 2010-2022 JetBrains s.r.o. and Kotlin Programming Language contributors.
* Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
*/
package org.jetbrains.kotlin.fir.backend.jvm
import org.jetbrains.kotlin.backend.jvm.mapping.IrTypeMapper
import org.jetbrains.kotlin.codegen.ClassBuilderMode
import org.jetbrains.kotlin.codegen.serialization.JvmSerializationBindings
import org.jetbrains.kotlin.codegen.serialization.JvmSignatureSerializer
import org.jetbrains.kotlin.codegen.state.GenerationState
import org.jetbrains.kotlin.config.JvmDefaultMode
import org.jetbrains.kotlin.descriptors.ClassKind
import org.jetbrains.kotlin.descriptors.Visibilities
import org.jetbrains.kotlin.fir.FirSession
import org.jetbrains.kotlin.fir.backend.ConstValueProviderImpl
import org.jetbrains.kotlin.fir.backend.Fir2IrComponents
import org.jetbrains.kotlin.fir.backend.FirMetadataSource
import org.jetbrains.kotlin.fir.declarations.*
import org.jetbrains.kotlin.fir.declarations.utils.*
import org.jetbrains.kotlin.fir.expressions.FirAnnotation
import org.jetbrains.kotlin.fir.languageVersionSettings
import org.jetbrains.kotlin.fir.render
import org.jetbrains.kotlin.fir.resolve.ScopeSession
import org.jetbrains.kotlin.fir.resolve.providers.firProvider
import org.jetbrains.kotlin.fir.resolve.toFirRegularClassSymbol
import org.jetbrains.kotlin.fir.serialization.*
import org.jetbrains.kotlin.fir.serialization.constant.ConstValueProvider
import org.jetbrains.kotlin.fir.types.*
import org.jetbrains.kotlin.ir.declarations.MetadataSource
import org.jetbrains.kotlin.load.kotlin.NON_EXISTENT_CLASS_NAME
import org.jetbrains.kotlin.metadata.ProtoBuf
import org.jetbrains.kotlin.metadata.deserialization.BinaryVersion
import org.jetbrains.kotlin.metadata.jvm.JvmProtoBuf
import org.jetbrains.kotlin.metadata.jvm.deserialization.ClassMapperLite
import org.jetbrains.kotlin.metadata.jvm.deserialization.JvmFlags
import org.jetbrains.kotlin.metadata.jvm.deserialization.JvmProtoBufUtil
import org.jetbrains.kotlin.metadata.serialization.MutableVersionRequirementTable
import org.jetbrains.kotlin.name.ClassId
import org.jetbrains.kotlin.name.FqName
import org.jetbrains.kotlin.protobuf.GeneratedMessageLite
import org.jetbrains.kotlin.serialization.DescriptorSerializer
import org.jetbrains.kotlin.types.AbstractTypeApproximator
import org.jetbrains.org.objectweb.asm.Type
import org.jetbrains.org.objectweb.asm.commons.Method
class FirJvmSerializerExtension(
override val session: FirSession,
private val bindings: JvmSerializationBindings,
private val metadata: MetadataSource?,
private val localDelegatedProperties: List,
private val approximator: AbstractTypeApproximator,
private val scopeSession: ScopeSession,
private val globalBindings: JvmSerializationBindings,
private val useTypeTable: Boolean,
private val moduleName: String,
private val classBuilderMode: ClassBuilderMode,
private val isParamAssertionsDisabled: Boolean,
private val unifiedNullChecks: Boolean,
override val metadataVersion: BinaryVersion,
private val jvmDefaultMode: JvmDefaultMode,
override val stringTable: FirElementAwareStringTable,
override val constValueProvider: ConstValueProvider?,
override val additionalAnnotationsProvider: FirAdditionalMetadataAnnotationsProvider?,
) : FirSerializerExtension() {
private val signatureSerializer = FirJvmSignatureSerializer(stringTable)
constructor(
session: FirSession,
bindings: JvmSerializationBindings,
state: GenerationState,
metadata: MetadataSource?,
localDelegatedProperties: List,
approximator: AbstractTypeApproximator,
typeMapper: IrTypeMapper,
components: Fir2IrComponents
) : this(
session, bindings, metadata, localDelegatedProperties, approximator, components.scopeSession,
state.globalSerializationBindings, state.config.useTypeTableInSerializer, state.moduleName, state.classBuilderMode,
state.config.isParamAssertionsDisabled, state.config.unifiedNullChecks, state.config.metadataVersion, state.jvmDefaultMode,
FirJvmElementAwareStringTable(typeMapper, components), ConstValueProviderImpl(components),
components.annotationsFromPluginRegistrar.createMetadataAnnotationsProvider()
)
override fun shouldUseTypeTable(): Boolean = useTypeTable
override fun serializeClass(
klass: FirClass,
proto: ProtoBuf.Class.Builder,
versionRequirementTable: MutableVersionRequirementTable,
childSerializer: FirElementSerializer
) {
assert((metadata as FirMetadataSource.Class).fir == klass)
if (moduleName != JvmProtoBufUtil.DEFAULT_MODULE_NAME) {
proto.setExtension(JvmProtoBuf.classModuleName, stringTable.getStringIndex(moduleName))
}
writeLocalProperties(proto, JvmProtoBuf.classLocalVariable)
writeVersionRequirementForJvmDefaultIfNeeded(klass, proto, versionRequirementTable)
if (jvmDefaultMode.forAllMethodsWithBody && klass is FirRegularClass && klass.classKind == ClassKind.INTERFACE) {
proto.setExtension(
JvmProtoBuf.jvmClassFlags,
JvmFlags.getClassFlags(
jvmDefaultMode.forAllMethodsWithBody,
(JvmDefaultMode.ALL_COMPATIBILITY == jvmDefaultMode &&
!klass.hasAnnotation(JVM_DEFAULT_NO_COMPATIBILITY_CLASS_ID, session)) ||
(JvmDefaultMode.ALL_INCOMPATIBLE == jvmDefaultMode &&
klass.hasAnnotation(JVM_DEFAULT_WITH_COMPATIBILITY_CLASS_ID, session))
)
)
}
}
// Interfaces which have @JvmDefault members somewhere in the hierarchy need the compiler 1.2.40+
// so that the generated bridges in subclasses would call the super members correctly
private fun writeVersionRequirementForJvmDefaultIfNeeded(
klass: FirClass,
builder: ProtoBuf.Class.Builder,
versionRequirementTable: MutableVersionRequirementTable
) {
if (klass is FirRegularClass && klass.classKind == ClassKind.INTERFACE) {
if (jvmDefaultMode == JvmDefaultMode.ALL_INCOMPATIBLE) {
builder.addVersionRequirement(
DescriptorSerializer.writeVersionRequirement(
1,
4,
0,
ProtoBuf.VersionRequirement.VersionKind.COMPILER_VERSION,
versionRequirementTable
)
)
}
}
}
override fun serializePackage(packageFqName: FqName, proto: ProtoBuf.Package.Builder) {
if (moduleName != JvmProtoBufUtil.DEFAULT_MODULE_NAME) {
proto.setExtension(JvmProtoBuf.packageModuleName, stringTable.getStringIndex(moduleName))
}
writeLocalProperties(proto, JvmProtoBuf.packageLocalVariable)
}
@Suppress("Reformat")
private fun <
MessageType : GeneratedMessageLite.ExtendableMessage,
BuilderType : GeneratedMessageLite.ExtendableBuilder
> writeLocalProperties(
proto: BuilderType,
extension: GeneratedMessageLite.GeneratedExtension>
) {
val languageVersionSettings = session.languageVersionSettings
for (localVariable in localDelegatedProperties) {
val serializer = FirElementSerializer.createForLambda(session, scopeSession,this, approximator, languageVersionSettings)
proto.addExtension(extension, serializer.propertyProto(localVariable)?.build() ?: continue)
}
}
override fun serializeFlexibleType(
type: ConeFlexibleType,
lowerProto: ProtoBuf.Type.Builder,
upperProto: ProtoBuf.Type.Builder
) {
lowerProto.flexibleTypeCapabilitiesId = stringTable.getStringIndex(JvmProtoBufUtil.PLATFORM_TYPE_ID)
if (type is ConeRawType) {
lowerProto.setExtension(JvmProtoBuf.isRaw, true)
// we write this Extension for compatibility with old compiler
upperProto.setExtension(JvmProtoBuf.isRaw, true)
}
}
override fun serializeTypeAnnotations(annotations: List, proto: ProtoBuf.Type.Builder) {
for (annotation in annotations) {
proto.addExtension(JvmProtoBuf.typeAnnotation, annotationSerializer.serializeAnnotation(annotation))
}
}
override fun serializeTypeParameter(typeParameter: FirTypeParameter, proto: ProtoBuf.TypeParameter.Builder) {
for (annotation in typeParameter.nonSourceAnnotations(session)) {
proto.addExtension(JvmProtoBuf.typeParameterAnnotation, annotationSerializer.serializeAnnotation(annotation))
}
}
override fun serializeConstructor(
constructor: FirConstructor, proto: ProtoBuf.Constructor.Builder, childSerializer: FirElementSerializer
) {
val method = getBinding(METHOD_FOR_FIR_FUNCTION, constructor)
if (method != null) {
val signature = signatureSerializer.methodSignature(constructor, null, method)
if (signature != null) {
proto.setExtension(JvmProtoBuf.constructorSignature, signature)
}
}
}
override fun serializeFunction(
function: FirFunction,
proto: ProtoBuf.Function.Builder,
versionRequirementTable: MutableVersionRequirementTable?,
childSerializer: FirElementSerializer
) {
val method = getBinding(METHOD_FOR_FIR_FUNCTION, function)
if (method != null) {
val signature = signatureSerializer.methodSignature(function, (function as? FirSimpleFunction)?.name, method)
if (signature != null) {
proto.setExtension(JvmProtoBuf.methodSignature, signature)
}
}
if (function.needsInlineParameterNullCheckRequirement()) {
versionRequirementTable?.writeInlineParameterNullCheckRequirement(proto::addVersionRequirement)
}
}
private fun MutableVersionRequirementTable.writeInlineParameterNullCheckRequirement(add: (Int) -> Unit) {
if (unifiedNullChecks) {
// Since Kotlin 1.4, we generate a call to Intrinsics.checkNotNullParameter in inline functions which causes older compilers
// (earlier than 1.3.50) to crash because a functional parameter in this position can't be inlined
add(DescriptorSerializer.writeVersionRequirement(1, 3, 50, ProtoBuf.VersionRequirement.VersionKind.COMPILER_VERSION, this))
}
}
private fun FirFunction.needsInlineParameterNullCheckRequirement(): Boolean =
this is FirSimpleFunction && isInline && !isSuspend && !isParamAssertionsDisabled &&
!Visibilities.isPrivate(visibility) &&
(valueParameters.any { it.returnTypeRef.coneType.isSomeFunctionType(session) } ||
receiverParameter?.typeRef?.coneType?.isSomeFunctionType(session) == true)
override fun serializeProperty(
property: FirProperty,
proto: ProtoBuf.Property.Builder,
versionRequirementTable: MutableVersionRequirementTable?,
childSerializer: FirElementSerializer
) {
val getter = property.getter
val setter = property.setter
val getterMethod = if (getter == null) null else getBinding(METHOD_FOR_FIR_FUNCTION, getter)
val setterMethod = if (setter == null) null else getBinding(METHOD_FOR_FIR_FUNCTION, setter)
val field = getBinding(FIELD_FOR_PROPERTY, property)
val syntheticMethod = getBinding(SYNTHETIC_METHOD_FOR_FIR_VARIABLE, property)
val delegateMethod = getBinding(DELEGATE_METHOD_FOR_FIR_VARIABLE, property)
assert(property.delegate != null || delegateMethod == null) { "non-delegated property ${property.render()} has delegate method" }
val signature = signatureSerializer.propertySignature(
property.name,
field?.second,
field?.first?.descriptor,
if (syntheticMethod != null) signatureSerializer.methodSignature(null, null, syntheticMethod) else null,
if (delegateMethod != null) signatureSerializer.methodSignature(null, null, delegateMethod) else null,
if (getterMethod != null) signatureSerializer.methodSignature(null, null, getterMethod) else null,
if (setterMethod != null) signatureSerializer.methodSignature(null, null, setterMethod) else null,
requiresFieldSignature = field?.first?.descriptor?.let { signatureSerializer.requiresPropertySignature(property, it) } ?: false
)
if (signature != null) {
proto.setExtension(JvmProtoBuf.propertySignature, signature)
}
if (property.isJvmFieldPropertyInInterfaceCompanion() && versionRequirementTable != null) {
proto.setExtension(JvmProtoBuf.flags, JvmFlags.getPropertyFlags(true))
}
if (getter?.needsInlineParameterNullCheckRequirement() == true || setter?.needsInlineParameterNullCheckRequirement() == true) {
versionRequirementTable?.writeInlineParameterNullCheckRequirement(proto::addVersionRequirement)
}
}
private fun FirProperty.isJvmFieldPropertyInInterfaceCompanion(): Boolean {
if (!hasJvmFieldAnnotation(session)) return false
val containerSymbol = (dispatchReceiverType as? ConeClassLikeType)?.lookupTag?.toFirRegularClassSymbol(session)
// Note: companions are anyway forbidden in local classes
if (containerSymbol == null || !containerSymbol.isCompanion || containerSymbol.isLocal) {
return false
}
val grandParent =
containerSymbol.classId.outerClassId?.let {
session.firProvider.getFirClassifierByFqName(it) as? FirRegularClass
}
return grandParent != null &&
(grandParent.classKind == ClassKind.INTERFACE || grandParent.classKind == ClassKind.ANNOTATION_CLASS)
}
override fun serializeErrorType(type: ConeErrorType, builder: ProtoBuf.Type.Builder) {
if (classBuilderMode === ClassBuilderMode.KAPT3) {
builder.className = stringTable.getStringIndex(NON_EXISTENT_CLASS_NAME)
return
}
super.serializeErrorType(type, builder)
}
private fun getBinding(slice: JvmSerializationBindings.SerializationMappingSlice, key: K): V? =
bindings.get(slice, key) ?: globalBindings.get(slice, key)
companion object {
val METHOD_FOR_FIR_FUNCTION = JvmSerializationBindings.SerializationMappingSlice.create()
val FIELD_FOR_PROPERTY = JvmSerializationBindings.SerializationMappingSlice.create>()
val SYNTHETIC_METHOD_FOR_FIR_VARIABLE = JvmSerializationBindings.SerializationMappingSlice.create()
val DELEGATE_METHOD_FOR_FIR_VARIABLE = JvmSerializationBindings.SerializationMappingSlice.create()
private val JVM_DEFAULT_NO_COMPATIBILITY_FQ_NAME = FqName("kotlin.jvm.JvmDefaultWithoutCompatibility")
private val JVM_DEFAULT_WITH_COMPATIBILITY_FQ_NAME = FqName("kotlin.jvm.JvmDefaultWithCompatibility")
private val JVM_DEFAULT_NO_COMPATIBILITY_CLASS_ID = ClassId.topLevel(JVM_DEFAULT_NO_COMPATIBILITY_FQ_NAME)
private val JVM_DEFAULT_WITH_COMPATIBILITY_CLASS_ID = ClassId.topLevel(JVM_DEFAULT_WITH_COMPATIBILITY_FQ_NAME)
}
}
class FirJvmSignatureSerializer(stringTable: FirElementAwareStringTable) : JvmSignatureSerializer(stringTable) {
// We don't write those signatures which can be trivially reconstructed from already serialized data
// TODO: make JvmStringTable implement NameResolver and use JvmProtoBufUtil#getJvmMethodSignature instead
override fun requiresFunctionSignature(descriptor: FirFunction, desc: String): Boolean {
val sb = StringBuilder()
sb.append("(")
val receiverTypeRef = descriptor.receiverParameter?.typeRef
if (receiverTypeRef != null) {
val receiverDesc = mapTypeDefault(receiverTypeRef) ?: return true
sb.append(receiverDesc)
}
for (valueParameter in descriptor.valueParameters) {
val paramDesc = mapTypeDefault(valueParameter.returnTypeRef) ?: return true
sb.append(paramDesc)
}
sb.append(")")
val returnTypeRef = descriptor.returnTypeRef
val returnTypeDesc = (mapTypeDefault(returnTypeRef)) ?: return true
sb.append(returnTypeDesc)
return sb.toString() != desc
}
override fun requiresPropertySignature(descriptor: FirProperty, desc: String): Boolean {
return desc != mapTypeDefault(descriptor.returnTypeRef)
}
private fun mapTypeDefault(typeRef: FirTypeRef): String? {
val classId = typeRef.coneTypeSafe()?.classId
return if (classId == null) null else ClassMapperLite.mapClass(classId.asString())
}
}
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